131 10 science min material tm

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10th

STANDARD SCIENCE MINIMUM MATERIAL

fPH;f;fz;ltw;Wf;F tpilasp : (xU kjpg;bgz;)

Lesson – 1 kug[k; ghpzhkKk;

1. bkz;ly; Bjhl;lg; gl;lhzp (igrk;rl;iltk;) broapy; 7 tifahd khw;W cUt BtWghLfis

fz;lwpe;jhh;.fPH;fz;ltw;wpy; xU tif BtWghL khwp cs;sJ. vJbtdf; fz;Lgpo.

2. Mjpkdpjd; Bjhd;wpaJ_____________

3. naw;ifj; Bjh;t[ Bfhl;ghl;il btspapl;lth; _________________

4. clw;bry; $Pd; rpfpr;ir Kiw vd;gJ ___________

5. cly; K}yr; bry;fs; bghJthf gpd;tUk; vtw;wpy; nUe;J bgwg;gLfpwJ.

Lesson – 2 Beha; jilf;fhg;g[ kz;lyk;

6. fPH; cs;stw;Ws; vJ ghf;Ohpahthy; cz;lhFk; Beha;?

7. fPH; cs;stw;Ws; fhw;wpd; K}yk; gut[k; Behapidf; fz;Lgpof;f.

8. kpff; fLikahd kByhpahf; fha;r;riy cUthf;Fk; fpUkp __________

9. ekJ czt[f;Fly; gFjpapy; Beha; cz;lhf;Fk; Ez;Zaphp ___________

10. gpwe;j FHe;ijf;F Kjypy; bfhLf;fg;gLk; Beha;j; jLg;g{rp ___________

11. fPGs;stw;Ws; vjph; Bjhd;wp (Mz;o$d;) ny;yhjJ vJ?

Lesson – 3 (kdpj cly; cWg;g[ kz;lyA;fspd; mikg;g[k; bray;ghLfSk;)

12. fGj;Jg; gFjpapy; fhzg;gLk; xU ehskpy;yh Rug;gp

13. vf;Brhfpiud; kw;Wk; vz;Blhfpiud; Mf brayhw;Wk; ehskpy;yhr; Rug;gp vJ?

14. xt;bthU 100 kp.yp nuj;jj;jpy; fhzg;gLk; nay;ghd nuj;jr; rh;f;fiuapd; mst[ _________

15. kpah!p!;-1y; xj;jpirthd FBuhBkhBrhk;fs; B$hoa[Wjy; epiy_______MFk;.

16. ehskpy;yhf; FGtpd; elj;Jdh; vd ________ Rug;gp miHf;fg;gLfpwJ.

17. nd;Rypd; Fiwthfr; Rug;gjhy; _________ Bjhd;WfpwJ.

Lesson – 4 (jhtuA;fspd; ndg;bgUf;fk;)

18. xU bry; caphpfshd mkPgh kw;Wk; ghf;OhpaA;fspy; eilbgWk; ndg;bgUf;f tiffspy; xd;W ___

19. g{f;Fk; jhtuA;fspd; ghypdg; bgUf;f Kiwapy; eilbgWk; Kjy; epfH;t[ __________

20. fUt[w;w R{w;ig fdp MFk;. xU kyhpd; gy nizahj R{yf niyfs; bfhz;l Bky;kl;lr;

R{w;igapypUe;J cUthFk; fdp __________.

21. ePhpy; Cw itj;j tpijia mGj;Jk;BghJ njd; tHpahf ePh; frpfpwJ.

22. K}tpizapdhy; cz;lhFk; jpR, fUtpd; tsh;r;rpf;F Cl;lk; mspf;fty;yJ ____________ MFk;

23. jd; kfue;jr; Brh;f;ifapd; jPik ___________.

Lesson – 1 kug[k; ghpzhkKk;

24.tpdpfh; cw;gj;jp bra;a gad;gLk; mkpyk; _________

Lesson – 2 Beha; jilf;fhg;g[ kz;lyk;

25.chpa eyf;TW vJbtdj; Bjh;e;bjLj;J vGJf.

Lesson – 5 ghY]l;ofs;

26. czh; kPir BuhkA;fs; fhzg;gLk; tpyA;F ___________

27. ahidapd; je;jA;fs; ……………… gy;ypd; khWghL MFk;

28. ehd;F miwfSld; Toa tapW cila tpyA;F __________.

29. kdpjdpd; ruhrhp cly; btg;gepiy ___________ .

30. kpl;uy; thy;t[ _________ nilapy; fhzg;gLfpwJ.

Lesson – 6 thH;f;if naf;fr; bray;fs;;

31. khBdhl;Buhghtpy;, czt[g; bghUl;fis cwpq;Rtjw;fhd rpwg;g[ Bth;fs; __________

32. N!;od; fhw;wpy;yh Rthrj;jpdhy; cz;lhtJ ________.


33. ePh;j; Bjitf;fhf bjd;idapd; Bth;fs;, jha;jhtuj;ij tpl;L btF bjhiytpy; cs;sd.

mj;jifa Bth;fspd; naf;fk; ___________

34. jhtuA;fspy; iryj;jpd; gzp __________.

35. jw;rhh;g[ Cl;lKiwf;F _______________ Bjitg;gLfpwJ.

Lesson – 7 Rw;Wr;R{Hy; ghJfhg;g[

36. fPH;fz;ltw;wpy; vJ czt[ rA;fpyp?

37. fUg;g[j; jA;fk; vd;wiHf;fg;gLtJ ______________

38. gRik Btjpapaypdhy; cz;lhFk; bghUSf;F vLj;Jf;fhl;L___________.

39. __________ gRikaftha[ btg;gepiy khw;wk; kw;Wk; g[tp btg;gkhjiy Vw;gLj;JfpwJ.

40. ________ Fs R{H;epiyj; bjhFg;gpy; rpijg;gitfs; MFk;

41.BkfA;fisj; J]z;o braw;ifahf kiH bga;a cjt[k; Btjpg;bghUs; __________.

42.gok vhpbghUSf;F vLj;Jf;fhl;L _________.

Lesson – 8 fHpt[ ePh; Bkyhz;ik

43.ePhpdhy; cz;lhFk; Beha;f;F vLj;Jf;fhl;L __________.

44.vJ jpUk;gg;bgw nayhj tsk;?

45.naw;if tha[tpy; fhzg;gLk; Kjd;ikahd bghUs; __________ .

tpilfs; : -

1. jz;L mikg;g[ bkd;ikahdJ – fodkhdJ. 2. Mg;gphpf;fh

3. rhh;y!; lhh;tpd; 4. clw;bry;ypy; khw;wj;ij Vw;gLj;JfpwJ

5. vYk;g[ k$;i$ 6. nuz$z;zp

7. fhrBeha; 8. gpsh!;Bkhoak; ghy;rpghuk;

9. vd;lkPgh #P!;liyl;ofh 10.B.C.G.

11.jha;ghy; 12.ijuha;L Rug;gp

13.fizak; 14.80 – 120 kp.fp.

15.irBfhod; 16.gpl;a{l;lhp

17.lahggP!; bky;ypl!; 18.nuz;lhfg;gpsj;jy;

19.kfue;jr; Brh;f;if 20.jpus;fdp

21.ikf;Buhigy; 22.fUt{z;

23.tpijfs; Fiwe;j vz;zpf;ifapy; cz;lhfpd;wd. 24.mrpl;of; mkpyk;

25.jpU.K.ehs;BjhWk; jd; flikapidr bra;fpwhh; kfpH;r;rpahf cs;shh;.

26.g{id 27.btl;Lg;gw;fs;

28.khd; 29.98.4 F – 98.6 F

30.nlJ Mhpf;fpy; nlJ btd;l;hpf;fps; 31.ikf;Bfhiurh Bth;fs;

32.vj;jdhy; 33.ePh; rhh;g[ naf;fk;

34.ePiuf;flj;Jjy; 35.nit midj;Jk;

36.g[y;, ML, kdpjd; 37.bgl;Buhypak;

38.caphp gpsh!;of; 39.fhh;gd;-il-Mf;i!L

40.ghf;OhpaA;fs; 41.bghl;lhrpak; mBahilL

42.epyf;fhp 43.ilgha;L

44. epyf;fhp, bgl;Buhypak;, naw;if tha[, Mfpa midj;Jk; 45. kPj;Bjd;.

1. kug[k; ghpzhkKk;

gFjp M . 2 kjpg;bgz; tpdhf;fs;

1. bkz;ly; jd; Ma;tpy; njhl;lg;gl;lhzpr; broapy; cauk; vd;w gz;gpid x=;Fg; gz;ghf ,Ug;gijf;

fz;lwpe;jhh;/ mnjnghy ehtpid cUisahf cUsr; brajy; kdpjhpy; x=;Fg; gz;ghFk;. 60 khzth;fs;

cs;s xUf;FGtpy; 45 khzth;fs; ehtpid cUsr; bra;a Koa[k;/ 15 khzth;fs; ,t;thW bra;a ,ayhj

m) nkw;Twpa R{H;epiyapy;/ ,e;j gz;gpd; X=;F kw;Wk; xL=;Fg; gz;gpd; tpfpjj;ijf; fhz;f.


tpil: 3:1

3 x=;F gz;g[ 1 xL=;Fg; gz;g[

M) njhl;lg; gl;lhzpr; broapy; bkz;ly; tpsf;fpa xU gz;g[ fyg;gpzj;ij tiugl totpy; vGJf.

bgw;nwhh;

TT X tt bel;il Fl;il

F1 jiyKiw

Tt X Tt bel;il bel;il

jw;fyg;g[ F2 jiyKiw

TT Tt X Tt tt bel;il Fl;il

3 : 1

2. flj;jf;Toa gz;g[fs; jd; rpw;wpdj;jpw;Fs;Sk; nghpdj;jpw;Fs;Sk; khWgLk;. fPH;fhQk; gz;g[fs; vj;jifa

khWghLfs; bfhz;Ls;sJ vdf; Fwpg;gpL.

M) kdpj fz;zpd; epwk; ePyk;/ fWg;g[/ gGg;g[/ gr;ir vd khWgLfpwJ. ,t;tif khWghL ________ vdg;gLk;.

tpil: rpw;wpd caphpd=;fSf;fpilna fhzg;gLk; khWghL

M) Kay;/ ahid nghd;wtw;wpy; fhzg;gLk; gy; mikg;g[ khWgl;Ls;sJ. ,t;tif khWghLfs; ________ vdg;gLk;.

tpil: nghpd=;fSf;fpilna fhzg;gLk; khWghLfs;.

3. ,U ghy; caphpfspilna njhd;Wk; mjd; jiyKiw/ Fwpg;gpl;l jd;ika[ila ed;F bjhpaf;Toa

ntWghLfSld; ,Uf;Fk;/ ghypyh ,dg;bgUf;f Kiwapy; cUthFk; jiyKiwfs; Fiwe;j msnt

khWghl;Lld; fhzg;gLfpd;wd.

m) nkw;Twpa Tw;iw Vw;Wf; bfhs;fpwPh;fsh? tpil: nkw;Twpa Tw;iw Vw;Wf; bfhs;fpnwd;.

M) fPH;f;fhQk; caphpfspy; ghypyh ,dg;bgUf;f Kiwapy; ,dg;bgUf;fk; bra;a[k; caphpfs; ahit?

(ghukPrpak;/ a{f;spdh/ kz;g[K/ gwit) tpil: ghukPrpak;/ a{f;spdh.

4. ghuk;ghpak; rhh;e;j rpy Kf;fpa brhw;Fwpg;g[fs; fPnH bfhLf;fg;gl;Ls;sd. mtw;Ws; chpatw;iwj; njh;e;bjLj;J

vGJf. (my;ypy;/ khWghLfs;/ rpw;wpdkhjy;/ $Pd;/ my;ypnyh khh;g[fs;)

m) ________ fhuzpfs; ,aw;gpay; rhh;e;j ghuk;ghpaf; fhuzpfs; MFk;. ($Pd;)

M) ________ vd;gJ xnu $Pdpd; khw;W btspg;ghL MFk;. (my;yPy;)

,) ________ vd;gJ my;ypy;fSila vjph;g;gz;gilg;g[ MFk;. (my;yPnyh khh;g[fs;)

5. Mjpkdpjd; Kjy; jw;fhy kdpjd; tiu bfhLf;fg;gl;l kdpj ,d=;fis thpirg;gLj;jt[k;.

(epahz;lh;jhy; kdpjd;/ n\hnkh b\gpyp!;/ n\hnkhVuf;l!; n\hnkh brgpad;)

tpil: n\hnkh b\gpyp!; - n\hnkh vuf;l!; - epahz;lh;jhy; kdpjd; - n\hnkh brgpad;.

6. Xnu khjphpahd ,ul;ilah;fs;/ Fnuhnkhnrhk; mikg;gpYk; xj;jpire;jth;fs;. fPnH Fwpg;gpl;litfisj; jFe;j

brhy; bfhz;L KGikg;gLj;Jf.

m) xnu khjphpahd ,ul;ilah;fs;

tpil: ,aw;ifahd ,ul;ilah;fs;

M) xnu khjphpahd ,ul;ilah;fs;

tpil: xnu khjphpahd mikg;ig cilath;fs;

7. ,e;jpah/ _y=;fhtpy; thGk; Fwpg;gpl;l xU tifj; jtisapd; @jhijah; xUtnu. Mdhy; jw;nghJ ,e;jpah/

,y=;ifapy; fhzg;gLk; mnj ,dj; jtisfs; jdpr; rpw;wpdkhfp cs;sd.

m)nkw;Fwpg;gpl;l tiuglj;jpd; mikg;gpy; vf;fhuzp ,j;jtis ,dj;jpYs;s jdpr; rpw;wpdkhfp cs;sd.

tpil: g[tpf;fhuzp

T

t

T

TT

Tt

t

Tt

tt


M) g[jpa rpw;wpdk; cUthjYf;fhd gpw fhuzpfis vGJf.

tpil: ,dg;bgUf;ff; fhuzp/ Rw;Wr;R{Hy; fhuzp

ghlk; 2 neha; jilf;fhg;g[ kz;lyk;.

8. xU rpwe;j ey thH;f;ifia thH/ xt;bthU kdpjDk; ey;y cly;/ kdk; r@f eyj;Jld; ,Uj;jy; ntz;Lk;.

m) ,jpy; VnjDk; xd;W Fiwt[gl;lhYk; mth; _______ vdg;gLth;. tpil: neha[w;wth;

9. jkpH;r;bry;td;/ epwf;FUl;Lj; jd;ikia mth; je;ijaplk; ,Ue;J guk;giu tHpapy; bgw;Ws;shh;. ,jw;fhd

fhuzpfs; _______ MFk;. tpil: kugpay; fhuzpfs;

10. kuhRk!; kw;Wk; Fth&pnahh;fh; neha;fs; g[ujf; Fiwghl;lhy; Vw;gLfpd;wd. ,jd; mwpFwpfshf Kiwna gUj;j

tapW/ Kfj;jpy; tPf;fk; MFk;. ,f;Tw;Wr; rhpah/ jtwhf ,Ue;jhy;/ jpUj;jp vGJf.

tpil: ,f;Tw;W jtW MFk;. Vbddpy; bfhLf;fg;gl;Ls;s neha; mwpFwp Fth&pnahh;fUf;F kl;Lnk chpaJ.

kuhRk!; nehapd; mwpFwp FHe;ijapd; vilf;Fiwt[/ fLikahd tapw;Wnghf;F/ vYk;g[ kPJ njhy;

nghh;j;jg;gl;lJ nghd;w clyikt[ MfpadthFk;.

11. ftpjht[f;Fr; rhjhuz rsp/ ftpjhtplk; eP vd;bdd;d nfs;tpfs; nfl;L/ ,e;neha; cs;sij cWjp bra;tha;?

m)____________ M) ____________ tpil: m) @f;fpypUe;J rspahf xGFjh? M) jiytyp kw;Wk; fha;r;ryhf cs;sjh?

ghlk; 3 kdpj cly; cWg;g[ kz;ly=;fspd; mikg;g[k; bray;ghLfSk;

12. fPGs;s glj;ij tiue;J ghf=;fisf; Fwpf;ft[k;.

(bry; clyk;/ Mf;!hd;/ bld;uhd;/ fpisj;j Kot[g; gFjpfs;)

13. fPnH bfhLf;fg;gl;Ls;s kdpj @isapy; gpd;tUk; bray;fisf; fl;Lg;gLj;Jk; gFjpfs; Kiwna m kw;Wk; M

vd;W Fwpf;f.

m) Efh;jy; czUk; gFjp

M) ghh;it czUk; gFjp

14. bjhlh;gpd; mog;gilapy; nfhol;l ,lj;ij epug;g[f:

ijuhf;!pd; - MSik \hh;nkhd;. ml;hPdypd; ________ tpil: mtur fhy \hh;nkhd;

15. fPGs;stw;Ws; chpa xG=;F mikt[ Kiwapidj; njh;e;bjLf;f.

m) irnfhl;od; byg;nlhOd; ghf;fpOd; og;nshl;Od; laifbdrp!;

M) laifbdrp!; irnfhl;od; byg;nlhOd; ghf;fpOd; og;nshl;lPd;

,) byg;nlhOd; irnfhl;od; ghf;fpOd; og;nshl;Od; laifbdrp!;

tpil: byg;nlhOd; ir nfhl;od; ghf;fpOd; og;nshl;Od; laifbdrp!;

16. kpah!p!; bry; gphpjypd; Kf;fpa epfH;t[ FWf;nf fyj;jy; MFk;. ,J eilbgWk; epiy.

(byg;nlhOd;/ ghf;fpOd;/ og;nshl;Od;/ irnfhl;od;) tpil: ghf;fpOd;

17. fPH;f;fz;l glj;ij tiue;J bfhLf;fg;gl;Ls;s ghf=;fisf; Fwpf;ft[k;.


(@r;Rf;FHy;/ Fuy;tis/ ijuha;L)

18. fPnH bfhLf;fg;gl;Ls;s glj;ij tiue;J gpd;tUk; ghf=;fisf; Fwpf;ft[k;.

(fizak;/ yh=;fh;\hd;!; jpl;Lf;fs;/ fiza ehsk;/ ,iug;ig/ Kd;;rpWFly;)

ghlk; 4 jhtu=;fspy; ,dg;bgUf;fk;

19. m) glk; A kw;Wk; Bia milahsk; fhz;f.

M) A apd; ve;j ghfk; BMf khWfpwJ.

tpil: A – R{yf tl;lk;

B – nghk; - Mg;gps;

tpil: M) R{yfg;ig

20. ghy;rk; jhtuj;jpy; tpijfs; jd; jha; jhtuj;ij tpl;L btF bjhiytpy; tpGfpd;wd

m) ,f;Tw;W rhpahdjh my;yJ jtwhdjh? tpil: ,f;Tw;W jtwhdJ

M) fhuzk; TW

tpil: ghy;rk; jhtuj;jpy; jhdpa=;F Kiw (Ml;nlhnfhhp) vdg;gLk; tpijfs; gut[k; Kiwiaf; bfhz;Ls;sd.

ghy;rk; jhtuj;jpd; fdpfs; jpObud;W btoj;J fhw;wpy; gut[tjhy; tpijfs; jha; jhtuj;ij tpl;L bjiytpy;

tpGfpd;wd.

21. bfhLf;fg;gl;Ls;s glj;ij tiue;J fpGs;s ghf=;fisf; Fwpf;ft[k;.

m) vf;ird; M) FHha; epa{f;spa!;


ghlk; ? 5 ghYl;ofs;

2 kjpg;bgz; tpdhf;fs;

22. 1.gpsh!;kh/ iggphpndh$pd; _______ ,uj;jr; rptg;gQ

2. ,uj;jr; rptg;gQ Mf;!p$id vLj;Jr; bry;fpwJ.

3. ,uj;j bts;isaQ ________

tpil: 1. \PnkhFnshgpd;/ 3. neha;f;fpUkpfspd; jhf;Fjypy;Ue;J cliyg; ghJfhf;fpwJ

23. Xw;Wikapd; mog;gilapy; fz;lwpf jpkp=;fyk;: gyPd; jfLfs;/ btsthy; ________

tpil: (Kd;iffs; ,wf;if)

24. khWghL mile;jjpd; mog;gilapy; xU=;fpize;J vGf.

btl;Lk; gw;fs; ahidapd; je;jk; ________ Ks;sk; gd;wpapd; Kl;fs; (cnuhk=;fs;)

25. clypd; “kh!;lh; bfkp!;l;” vd;W rpWePufk; miHf;fg;gLfpwJ.

m) clypy; bgwg;gLk; midj;J ntjpg;bghUs;fspd; rpW ePufj;jpy; bgwg;gLfpwJ.

M) rpWePufk; ,uj;jj;jpd; ntjpg;bghUs;fspd; rkepiyia ngQfpwJ.

,) rpWePufk;/ clypy; bgWk; midj;J ntjpg; bghUs;fisa[k; btspnaw;WfpwJ.

<) rpWePufk;/ clypd; midj;J ntjpg;bghUs;fisa[k; nrkpj;J itj;Jf;bfhs;fpwJ.

tpil: M) rpWePufk; ,uj;jj;jpd; ntjpg;bghUs;fspd; rkepiyia ngQfpwJ.

26. gpd;tUk; glj;jpy; fPnH bfhLf;fg;gl;Ls;s ghf=;fis Fwpf;ft[k;.

27. (ml;hPdy; Rug;gp/ rpWePufj;jkdp/ rpWePufr;rpiu rpWePufk; rpWePh;ehsk; bgy;tp!;/ bkLy;yh bgUe;jkdp/ rpWePu;g;ig/

fPH;g;bgU+;rpiu/ g[wzp (fhh;blf;!;) rpWePh;g;g[wtHp

28. gpd;tUk; glj;ij tiue;J fPnH bfhLf;fg;gl;Ls;s ghf=;fisf; Fwpf;ft[k;.

(fhh;blf;!;/ bkLy;yhp/ gpukpL/ nfypf;!;/ rpWePh; ehsk;/ hPdy; nfg;R{!;/ hPdy; bgy;tp!;/ hPdy; J}z;/ rpWePufj;jkdp/

rpWePufr; rpiu)

29. m) rh;f;fiu fiury; My;f\yhf khw;wk; milfpwJ. nkw;fz;l braypy; vj;jifa epfH;r;rp eilbgWfpwJ?

M) ve;j Ez;Qaphp <LgLfpwJ>

tpil : (m) behjpj;jy; (M) <!;l;

30. fPH;fz;l Tw;Wf;s jtwhf ,Ug;gpd; rhpahd Tw;wpid vGJf.

m) ,jak; @d;W miwfisf; bfhz;lJ

M) xU kdpjdpd; ruhrhp ,jaj;Jog;g[ xU epkplj;jpw;F 78 Jog;g[fshFk;.

tpil: (m) ,jak; ehd;F miwfisf; bfhz;lJ

M) xU kdpjdpd; ruhrhp ,jaj;Jog;g[ xU epkplj;jpw;F 72 Jog;g[fshFk;.

31. cWjpgLj;JjYk;/ fhuz=;TWjYk;.

cWjpgLj;J: Fsph;fhy=;fspy; mjpfkhd rpWePiu btspnaw;WfpwJ.

fhuzk;: Fsph;fhy=;fspy; kpft[k; Fiwthd tpah;it btspnaw;wp cly; btg;gepiyia cah;j;Jk;

bray;ghl;il epiy bfhs;fpwJ. ,jpy; rhpahd thpir vGJ.

A rhpahdJ R rhpahdJ

A rhpahdJ R jtwhdJ

A jtwhdJ R rhpahdJ


A rhpahdJ R Rhpahf bghUe;jtpy;iy

tpil:

A rhpahdJ R rhpahdJ

32. kdpj fHpt[ePf;f cWg;g[fs;/ btspnaw;Wk; fHpt[ kw;Wk; fHpt[g;bghUl;fs; fPnH ml;ltizapy;

bfhLf;fg;gl;Ls;sd. mtw;iw bghUj;Jf.

fHpt[ePf;f cWg;g[ btspnaw;Wk; fHpt[ fHpt[g; bghUl;fs;

1.rpWePufk;

rpWePh;

a{hpah a{hpf; mkpyk; kw;Wk;

fphpahl;odpd; nghd;w Kf;fpa

iel;u$d; fHpt[fs;

2.EiuaPuy; btspnaw;wg;gLk; fhw;W fhh;gd; il Mf;i!L

3.njhy; tpah;it Mjpfkhd ePh; kw;Wk; cg;g[f;fs;

ghlk; 6 thH;f;if ,af;f bray;fs;

33. A, B, Fwpg;gpl;l jhtuj; jz;od; th!;Fyhh; jpRf;fspd; bgah;fisf; Fwpg;gpLf

m) A- kw;Wk; B- d; bgah;fs; tpil : A- iryk; B- g[nshak;

M) A-apd; tHpahf flj;jg;gLk; bghUs;fs; ahit? tpil : ePh; kw;Wk; fdpkg; bghUs;fs; A-apd; tHpahf flj;jg;gLfpd;wd.

,) B-apd; tHpahff; flj;jg;gLk; bghUs;fs; ahit?

tpil : czt[/ mkpndh mkpy=;fs; nghd;w bghUs;fs; B-apd; tHpahf flj;jg;gLfpd;wd.

<) vt;thW Aapd; tHpahfg; bghUs;fs; ,iyfSf;F flj;jg;gLfpwJ.

tpil : ePutpg; nghf;fhdJ nthpypUe;J ePh; kw;Wk; fdpkg; bghUs;fis cwp+;Rtjw;Fk; mtw;wpid ,iyfs;

tiu nky; nehf;fpf; flj;Jtjw;Fk; cjt[fpwJ.

34. fPnH bfhLf;fg;gl;Ls;s glj;ij ftdpf;f

m. glk; A kw;Wk; B-apy; fhzg;gLk; ,af;f=;fisf; Fwpg;gpLf.

tpil: m) A- ePh;j;jpirr; rhh;g[ ,af;fk; B- xspj;jpirf; rhu;g[ ,af;fk;.

35. vt;thW ,t;tpaf;f=;fs; bjhl;lhy; rpQ=;fp ,iyfspd; ,af;f=;fspypUe;J ntWgLfpd;wd?

tpil: J}z;lypd; cldo gjpy; tpid vd;w tsh;r;rp rhuh ,af;fk; bjhl;lhy; rpQ=;fpj; jhtuj;jpy;

fhzg;gLfpwJ. Mdhy; ,tw;wpy; mt;tpaf;fk; ,y;iy.

36. Rthrpj;jypy; _____ vd;gJ 6 fhh;gd; bfhz;l nrh;kk; yhf;of; mkpyk; vd;gJ _____ fhpkr; nru;kk;.

tpil: FSf;nfh!;/ fhh;gd; @yf;TW bfhz;l

jtWfis Rl;of;fhl;o gpiHfis jpUj;Jjy;.

37. m) xspj;jpirr; rhu;g[ ,af;fk; - jhtu=;fspd; gjpy; tpid xspia nehf;fp ,Uf;Fk;.

M) ePh;j;jpir rhh;g[ ,af;fk; - jhtu=;fspd; gjpy;tpid ePiu nehf;fp ,Uf;Fk;.

tpil: m) xspjpirr; rhu;g[ ,af;fk; : jhtu=;fspd; gjpy;tpid xspia nehf;fp ,Uf;Fk;.

M) ePh;j;jpir rhh;g[ ,af;fk;: jhtu=;fspd; gjpy;tpid ePiunehf;fp ,Uf;Fk;.

38. fhuzk; TWjy;/ cWjpg;gLj;Jjy;:

cWjpg;gLj;J:- ATP vd;gJ bgUk;ghyhd bry;ypy; eilbgWk; tpidfSf;Fj; njitahd Mw;wy; ehzak;.

39. R. fhuzk;:- Rthrpj;jypd; nghJ cUthFk; Mw;wwiyg; gad;gLj;jp cUthFk; ATP ahdJ jirr; RUf;Fk;/

g[ujr; nrh;f;if euk;gpypUe;J czh;t[fsf; flj;Jjy; kw;Wk; gy;ntW bray;fSf;Fg; gad;gLj;jg;gLfpwJ ,jpy;

rhpahd thpir vGJ.


A rhpahdJ R jtwhdJ

A rhpahdJ R jtwhdJ

A jtwhdJ R rhpahdJ

A rhpahdJ R Rhpahf bghUe;jtpy;iy

tpil: A - rhpahdJ R – rhpahdJ

40. beg;uhd;fs; v=;F fhzg;gLfpd;wd? mtw;wpd; ntiy vd;d?

tpil: beg;uhd;fs; KJbfYk;g[fspy; rpW ePuf=;fspy; fhzg;gLfpwJ. beg;uhd;fs; ,uj;jj;jpy; cs;s fHpt[g;

bghUs;fis FnshUy!; @yk; tofl;o rpW ePh; Ez;FHy;fs; tHpahf btspnaw;WfpwJ.

41. nkk;ghL mile;j jhtu=;fspy; flj;Jjypy; <LgLk; TWfs; ahit? tpil: iryk;/ g[nshak;

ghlk; 7: Rw;Wr;R{Hy; ghJfhg;g[

42. fPH;cs;s czt[r; r=;fpypiag; goj;J Kiwg;gLj;jp/ mjid Mw;wy; gpukplhf khw;Wf.

ky;bghp FUtp fk;gsp g{r;rp gUe;J

tpil: ky;bghp fk;gspr;g{r;rp FUtp gUe;J

43. czt[ tiy vd;why; vd;d?

tpil: xU R{H;epiy kz;lyj;jpy; gy czt[r; r=;fpypfs; xd;Wld; xd;W cwt[ bfhz;L xU tiy nghd;w

mikg;ig cUthf;FfpwJ. ,Jnt czt[ tiy vdg;gLk;.

44. kW RHw;rp vd;why; vd;d?

tpil: ,ug;gh;/ fz;zho/ fhfpjk;/ kw;Wk; Jz;L cnyhf=;fs; nghd;wtw;iw fHpt[fspypUe;J jdpna

gphpj;bjLj;J kPz;Lk; gad;gLj;jtJ kWRHw;rp vdg;gLk;.

45. khRgLjy; vd;why; vd;d?

tpil: fhw;W/ epyk;/ ePh; Mfpatw;wpd;/ ,aw;gpay;/ ntjpapay; kw;Wk; caphpay; gz;g[fspy; cz;lhFk; kdpjDf;Fj;

jP=;F tpistpf;Fk; tpUk;gj;jfhj khw;w=;fis khRgLjy; vd;fpnwhk;.

46. kiHePh; nrfhpg;g[ vd;gJ ahJ?

tpil: kiHePh; nrfhpg;g[ vd;gJ tPLfspd; nkw;Tiu kw;Wk; ikjhd=;fspy; tpGk; kiH ePiu epyj;joapy;

nrkpj;jny MFk;.

ghlk; - 8 fHpt[ePh; nkyhz;ik

47. khwpa[s;s/ jpUk;gg; bgw ,aYk;/ kw;Wk; jpUk;gg; bgw ,ayhj ts=;fis Kiwahfg; bghUj;Jf.

ts=;fs; A B C jpUk;g bgWk; ts=;fs; fhp fhw;W bgl;nuhypak; jpUk;g bgw ,ayhj ts=;fs; i\l;u$d; ,aw;if tha[ R{hpa xsp Mw;wy;

tpil: ts=;fs; A B C jpUk;g bgWk; ts=;fs; i\l;u$d; fhw;W R{hpa xsp Mw;wy;

jpUk;g bgw ,ayhj ts=;fs; fhp ,aw;if tha[ bgl;nuhypak;

48. bghUe;jhj tw;iw ePf;Ff.

m. caphp My;f\hy;/ gr;irOry;/ caphp <jh; bgl;nuhypak;

M. fhyuh/ ilBgha;L/ brhwp/ rpu=;F rPjngjp/

tpil: m) bgl;nuhypak; M) brhwp rpu=;F

49. ePhpdhy; gutf; Toa neha;fs; ahit>

kdpjd;/ tpy=;F fHpt[fs; kw;Wk; rpWePh; fye;j ePhpy; bjhw;Wj;jd;ik tha;e;j ghf;Ohpah kw;Wk; itu!;

fhzg;gLfpd;wd. ,e;ePiug; gUFtjhy; fhyuh/ ilgha;L/ rPjngjp kw;Wk; tapw;Wg; nghf;F Mfpa neha;fs;

cz;lhfpd;wd.

50. A kw;Wk; B efu=;fspy; fhzg;gLk; bjhw;W neha;fs; gl;il tiuglkhf bfhLf;fg;gl;Ls;sJ.

51. 1. bl=;F fha;r;ry; 2. vypf; fha;r;ry; 3. fhyuh 4. rpf;Fd;Fdpah

m) efuk; Aapy; fhzg;gLk; neha;f;F vd;d fhuzk;. tpil: fHpt[ ePh;

M) ve; efuj;jpw;Ff; fHpt[ ePf;fk; kw;Wk; J}a;ik kpf mjpf mstpy; njitg;gLfpwJ> tpil: Efuk; - A

,) A efuj;jpy; cs;s nehapid vt;thW fl;Lg;gLj;Jtha;>

1. fHpt[ePh; nkyhz;ik 2. bghJ ,l=;fspy; Jg;g[ut[ 3. nghJkhd mst[ fHpg;giw trjpfs;.

52. Xh; Chpy; 2008 – 2009 Mk; Mz;oy; Vw;gl;l bjhw;W neha;fspd; tptuk; tl;l tiuglkhf bfhLf;fg;gl;ls;sJ>

,jid Th;e;J nehf;fp fPGs;stw;wpw;F tpilaspf;ft[k;?

53. m.bgUk;ghyhd kf;fis jhf;fpa neha;fs; ahit> tpil: bl=;F fha;r;ry;/ rpr;Fd; Fdpah

M) vt;thW ,e;j neha;fs; gut[fpd;wd: tpil: tPl;Lf; fHpt[ePh; @yk;.


,) kw;w ,U neha;fis fl;Lg;gLj;Jk; VnjDk; @d;W Kiwfis vGJf.

1. nghJkhd mst[ fHpg;giw trjpfs; ,Uj;jy; ntz;Lk;.

2. fHpt[iwfisg; gad;gLj;Jtjw;F Kd;Dk; gpd;Dk; iffisr; Rj;jkhf fGt[jiyg; gHf;fj;jpy; bfhs;sy;.

3. bts;sk; kw;Wk; ,aw;if rPw;w=;fs; Vw;gLk;nghJ ePiuf; bfhjpf;f itj;j gpd;dnu gUf ntz;Lk;.

54. cWjpgLj;J: kug[ rhh; ts=;fs; vd;gJ jpUk;g bgw Koahj ,aw;if ts=;fs; MFk;.

fhuzk;: kug[ rhh; ts=;fspd; Efh;t[ bjhlh;r;rpahdJ.

A rhpahdJ R rhpahdJ

A rhpahdJ R jtwhdJ

A jtwhdJ R rhpahdJ

A rhpahdJ R rhpahf bghUe;jtpy;iy

tpil :

A rhpahdJ R rhpahf bghUe;jtpy;iy

ghlk; 1 kug[k; ghpzhkKk;

5 kjpg;bgd;fs;

55. kdpjg; ghpzhkk; fle;j 15 kpy;ypad; Mz;Lfspy; Fwpg;gplj;jf;f khw;w=;fis bfhz;ljhf cs;sJ.

m) tsh;r;rpg; ghpzhkj;ij Mz;L mog;gilapy; Kiwg;gLj;Jf.

M) bjhlf;ff;fhy Fiffs; vg;nghJ njhd;wpd>

,) bjhlf;f fhy nehkpdpl;fs; thH;t[ Fwpj;J vGJf>

ghlk; 2 neha; jilf; fhg;g[ kz;lyk;

56. fyh FHe;ij bgw;Ws;shh;.

m) gpwe;j FHe;ijf;F Kjy; MW khj=;fSf;Fs; tH=;f ntz;oa neha; jLg;g{rp ml;ltidia vGJf>

57. mf;nlhgh; ? 15 if fGtp tpLk; ehshf bfhz;lhlg;gLfpwJ.

m) cd; ed;gDf;F if fGijypd; ed;ikfis TWf>

M) xU ehspy; ve;bje;j neu=;fspy; if fGt[jy; bra;tha;.

58. c=;fs; gFjpapy; knyhpah gutp cs;sJ.

m) ,jid fl;Lg;gLj;j cd; gFjpapd; chpa mYtyh;fSf;F jFe;j Mnyhrid tH=;Ff.

M) knyhpahtpd; rhpahd neha; mwpFwpapid njh;e;bjLj;J vGJf. Fsph; eLf;fk;/ kw;Wk; fL=; fha;r;ry;/ ngjp)

59. vr;?I?tp vd;gJ xU hpl;nuh itu!; tifahFk;. ,it jhf;Fjyhy; ,uj;j bts;is mQf;fspd;

vz;zpf;ifia Fiwj;J neha; jLg;ghw;wy; Fiwit Vw;gLj;JfpwJ. ,j;jifa vr;.I.tp?I fz;lwpa[k; Ma;t[fs;

ahit> mjd; jLg;g[ Kiwfis gl;oaypLf>

60. fhrneha; vd;gJ fhw;wpy; gut[k; neha;

m) ,jd; mwpFwpfis vGJf> M) neha; gut[jy; ,) neha;fl;Lg;ghLfs; Mfpatw;iw Fwpg;gpLf>

61. ey;y cly; eyj;Jf;F midj;j czt[g; bghUl;fSk; rhpahd tpfpjj;jpy; rhpahd mstpy; ,Uj;jy; ntz;Lk;.

,tw;wpy; fhzg;gLk; itl;lkpd; Fiwg;ghl;lhy; Vw;gLk; neha;fisa[k; mjd; mwpFwpfisa[k; VjhtJ 5

ml;ltidg;gLj;Jf.

ghlk; 4 jhtu=;fspd; ,dg;bgUf;fk;

62. m) jhtu=;fspy; fdp cUthFk; epfH;r;rpia TWf.

M) ,e;epfH;r;rpapid RUf;fkhf tpthp.

,) me;epfH;tpidf; Fwpf;Fk; glj;jpid tiue;J ghf=;fisf; Fwp>

63. ,Utpj;jpiy jhtu tpijapd; mikg;ig tpthp.

ghlk; 7 Rw;Wr; R{Hy; ghJfhg;g[

64. m.fPH;fz;l bghUl;fis tifg;gLj;Jf:

fl;il/ fhfpjk;/ gpsh!;of;/ g[w;fs;

M) cd;Dila tifg;ghl;ow;fhd tpsf;fj;ijj; jUf.

65. c=;fSila gFjpapy; ePh; jl;Lg;ghl;odhy; kf;fs; mtjpa[Wfpwhh;fs;. vdnt/ ePh;jl;Lg;ghl;oid jtph;f;f

vd;bdd;d Kiwfisf; ifahStPh;fs;>

66. g[if/ g[if/ v=;F nehf;fpDk; g[if kz;lyk; ,r;R{Hy; cly; eyj;jpw;F Vw;wjh vd;gij Vw;Wf; bfhs;fpwhah> fhp

vhpg;gjpdhy; Vw;gLk; jPik gaf;Fk; bray;fis gl;oaypf.


ghlk; 9 - fiury;fs;

1) xU c©ik¡fiuirš v‹gJ, fiubghUŸ fiu¥ghdhš Md xU go¤jhd fiurš. rh¡Õ° JfŸfŸ. j©Ùçš fyªj

fiurš gy go¤jhd fyitahF«. ÏJ c©ik¡ fiuryh?

2) Úiu¡ fiu¥gdhf¡ bfh©l fiurš Ú®¤j fiurš MF«. fh®g‹ il ršigil¡ fiui¥ghdhf¡ bfh©l fiurš ---

------MF«.

3) c¥Ã‹ fiuÂw‹ 100»uh« j©Ùçš 36»uh« MF«. 20»uh« c¥ò Úçš fiu¡f¥g£lhš bjé£oa ãiyia mila

Ï‹D« v¤jid »uh« c¥ò njit¥gL«.

4) Ïu©L Âut§fŸ x‹¿byh‹W fiuÍkhdhš m¤Âut§fŸ ------- vd¥gL«.

5) Nça xë E« tF¥Ã‹ #‹dš têna tU«nghJ, mj‹ ghij bjçtj‹ fhuz« xëæ‹ -----

6) xU fiurè‹ JfŸfŸ ÛE©nzh¡» têna bjçtjdhš m¡fiurš ------ vd¥gL«.

7) ÏUko¡ fiurèš cŸs cW¥òfë‹ v©â¡if -------

8)Mo;flš K¤J¡ Fë¥gt®fŸ RthÁ¡f¥ga‹gL¤J« thÍ¡fyit ------

9) òéæ‹ kz‰gu¥ò xU F¿¥Ã£l msé‰F nkš ie£u#id j‹DŸ bfhŸsKoahãiy --- vd¥gL«.

tpilfs; :

1.ny;iy, bjhA;fy; 2. Úçè fiurš

3. 16 fpuhk; 4. Ïu©lw¡ fy¥git

5. Ájwyhš 6. TH;kfiury;

7. Ïu©L 8. Ëèa«--M¡ì#‹

9. bjé£oa ãiy

TLjy; tpdhf;fs; :

1. rh;f;fiu fiury; __________ fiuryhFk;.

2. ePhpy; kpjf;Fk; kfue;j Jfspd; naf;fk; ________ .

3. ePuw;w fiug;ghd; vJ?

4. ghy; vd;gJ ……………………..

5. TH;kj;Jfs;fshy; xsp rpjwof;fg;gLk; tpist[ ___________ .

6. rhpahdij Bjh;e;bjLj;J vGJ.

1. TH;kfiury; - tl;l naf;fk;

2. bjhA;fy;fs; - gpbusdpad; naf;fk;

7. Jfs;fshf gphpf;fg;gl;Ls;s bghUs; gphpif epiyik vdpy; TH;kj;Jfs; tputpa[s;s bjhlh; epiyikf;F__vd;W bgah;.

tpilfs;:

1. cz;ik 2.gpbusdpad; naf;fk;

3. nit midj;Jk; 4.ePh;kj;jpy; ePh;kk;

5. oz;lhy; tpist[ 6.bjhA;fy;fs; - gpbusdpad; naf;fk;

7. gphpif Clfk;.

gFjp M (2M & 5M)

1. Btjpg;bghUs; - fiujpwd; (25c)

NaCl - 36fp

NaBr - 95fp

NaI - 164fp

Bkw;fz;l ml;ltizapypUe;J eP mwpa[k; cz;ikfis vGJ.

tpil :

1. Btjpg;bghUl;fs; midj;Jk; bjtpl;oa fiuriy cz;lhf;Fgit.

2. btg;gepiyia mjpfhpj;jhy; nit mjpbjtpl;oa fiuriy cz;lhf;Fk;.

3. mjpf btg;gepiyapy; ng;bghUl;fspd; fiujpwd; mjpfhpf;Fk;.

4. fiubghUspd; jd;ik fiujpwid ghjpf;fpwJ.

2. cz;ikf; fiuriy TH;kf; fiurypapUe;J BtWgLj;Jf.

cz;ikf;fiury; TH;kkf; fiury;

1. xU goj;jhdit 1. gy goj;jhdit

2. xspia rpjwof;fhJ 2. xspia rpjwof;Fk

3. rh;f;fiuia ePupy; fiue;J bjtpl;oa fiuriy cUthf;fpagpd; Bkw;bfhz;L rh;f;fiuia fiuf;f Koa[kh? Ek;

vz;zj;ij jUf.

1. fiuf;f Koa[k;

2. bjtpl;oa fiuia R{lhf;Fk; BghJ mjpy; BkYk; fiubghUis Brh;j;J mjpbjtpl;oa fiuriy bgwyhk;.

4. 20fp rikay; cg;ig 50fp ePupy; fiue;jpUe;jhy; mf;fiury; brwptpd; rjtPj epiwia fzf;fpLf.


fiubghUspd; epiw x 100

fiury; brwptpd; epiw rjtPjk; = fiubghUspd; epiw + fiug;ghdpd; epiw

= 20 x 100

20+50

= 20/70 x 100

= 28.57%

TLjy; tpdhf;fs;:-

1. od;lhy; tpist[ tiuaW.

xspahdJ TH;kj; Jfs;fspd; tHpBa brYj;jg;gLk; BghJ xspia TH;kj;Jfs;fs; rpjwof;fpwJ ne;j tpist[

od;lhy; tpist[ vdg;gLk;.

2. mjpbjtpl;oa fiury; vd;why; vd;d?

Fwpg;gpl;l btg;gepiyapy; bjtpl;oa fiuriytpl mjpfkhd fdubghUisf; bfhz;l fiury; mjpbjtpl;oa

fiury; vdg;gLk;.

3. bghUj;Jf:-

1. jpz;kj;jpy; jpz;kk; - Bkfk;

2. ePh;kj;jpy; tha[ - g[if

3. tha[tpy; tha[ - cByhff; fyit

4. jpz;kj;jpy; tha[ - #Pypak; - Mf;!p$d; tha[f;fyit

tpil :

1. jpz;kj;jpy; jpz;kk; - cByhff;fyit

2. ePh;kj;jpy; tha[ - Bkfk;

3. tha[tpy; tha[ - #Pypak; -Mf;!p$d; tha[f;fyit

4. jpz;kj;jpy; tha[ - g[if.

4.bghUj;Jf:-

Bfs;tp : 1. cz;ikf;fiury; - 2000A Bky;

2. TH;kf;fiury; - 10 A Kjy; 2000 Atiu

3. bjhA;fy; - 1 A Kjy; 10 A tiu

tpil : - 1. cz;ikf;fiury - 1 A Kjy; 10 A tiu

2. TH;kf;fiury; - 10 A Kjy; 2000 Atiu

3. bjhA;fy; - 2000A Bky;

10 mZf;fSk; K}yf;TWfSk;

2 Marks and 5 marks

1. fPH;fz;l cjhuzA;fspypUe;J IBrhBlhg;, IBrhghh;fis milahsk; fhz;f.

18Ar40, 17Cl35, 20Ca40, 17Cl37

tpil : IBrhBlhg; : 17Cl35, 17Cl37

IBrhghh; : 18Ar40, 20Ca40

2. iel;u$!pd; K}yf;TW epiw 28 mjd; mZ epiw 14 iel;u$dpd; mZf;fl;L vz;izf; fhz;f:

tpil : mZf;fl;L vz; = K}yf;TW epiw

mZ epiw

= 28/14

iel;u$dpd; mZf;fl;L vz; = 2

3.Mf;!p$dpd; fpuhk; K}yf;TW epiw 32fp. mjd; mlh;j;jp 1.429fp/f.br.kP Mf;!p$dpd; fpuhk; K}yf;TW gUkidf;

fz;lwpf.

tpil : mZf;fl;L vz; = fpuhk; K}yf;TW epiw

mlh;j;jp

=328/1.429 = 22.4ypl;lh;

Mf;!p$dpd; fpuhk; K}yf;TW gUkd; = 22.4 ypl;lh;.

4. Cl vd;gJ FBshhpd; mZita[k;, Cl2vd;gJ FBshhpd; K}yf;TWfisak; Fwpg;git vdpy; mZf;fSf;Fk;. K}yf;TWfl;Fk;

cs;s BtWghLfis ml;ltizg;gLj;Jf.

tpil :-

mZ K}yf;TW

1. Btjptpidapy; NLgLk; xU jdpkj;jpd; 1. xU jdpkk; my;yJ xU Brh;kj;jpd; kpfr;kpfr;rpwpa JfshFk;.

Rpwpa JfshFk;.

2. jdpj;Bjh, Brh;e;Bjh fhzg;gLk; 2. jdpj;J fhzg;gLk;

3. nJ gpizg;g[whj;Jfs; 3. nJ gpizg;g[w;w Jfs;


5. i#l;u$dpd; mZ epiw 1fp, Mf;!p#dpd; mZ epiw 16fp vdpy; ePhpd; fpuhk; K}yf;TW epiwi fzf;fpLf:

tpil : - H2O = 2(H) + 1(0)

= 2(1) + 1(6)

= 2 + 6

= 18.

ePhpd; fpuhk; K}yf;TW epiw = 18 fpuhk;.

6. xU Bkhy; mst[s;s ve;j Btjpg;bghUSk; 6.023 X1023 Jfs;fisg; bgw;wpUf;Fk; 3.0115x1023 Jfs;fs; bfhz;l CO2d;;

Bkhy;fspd; vz;zpf;ifiaf; fzf;fpLf.

tpil : Bkhy;fspd; vz;zpf;if = K}yf;TWfspd; vz;zpf;if

6.023 X1023

= 3.0115 x 1023

6.023 X1023

= 1/2 =0.5 Bkhy;

CO2 d; Bkhy;fspd; vz;zpf;if = 0.5 Bkhy;

TLjy; tpdhf;fs;:

1. bghUj;Jf : -

1 $d;!;Od; : 22.4yp

2. XuZ K}yf;TW : 6.023 X1023

3. mBthbfl;Buh vz;. : E=mc2

4. Bkhyhh; gUkd; : #Pypak;

tpil : 1-n, 2-N, 3-M 4-m

2. 1 fpuhk; i#l;u$d; mBthbfl;Buh vz;zpf;ifapyhd mZf;fis bgw;Ws;sJ.

m) mBthbfl;Buh vz; kjpg;g[ vd;d?

M) 28fp iel;u$dpd; cs;s mZf;fspd; vz;zpf;ifia jUf.(iel;u$d; mZ vil = 14)

tpil : - m) 6.023 X1023

M) iel;u$dpy ;cs;s mZf;fspd; vz;zpf;if = 28/14 X 6.023X1023

= 12.046 X1023

1. xU mZit gw;wpa bjspthd tpsf;fj;ij mspf;ff;Toa etPd mZf;bfhs;ifahdJ miyf; bfhs;if, epiyapy;yh

Bfhl;ghL kw;Wk; jw;Bghija fz;L gpog;g[fisa[k; bfhz;L cUthdjhFk; ntw;wpd; K}yk; etPd mZf;bfhs;ifapd;

Bfhl;ghLfis tpthpf;f:-

2. xU gUkd; Mf;!p$d; epiwa[k;, xU gUkd; i#l;u$d; epiwa[k; ckf;F bfhLf;fg;gl;Ls;sd.mBthbfl;Buh tpjpg;go

K}yf;TW epiwf;Fk; Mtp mlh;j;jpf;Fk; cs;s bjhlh;ig tUtpf;f.

11. ntÂ éidfŸ

1. Zn +2 HCl → ZnCl2+ H2↑ nk‰T¿a éid vªj tif éidia¢ rh®ªjJ.

2. br«gG¥ò ãwKŸs ‘X’ v‹w jåk¤ij¡ fh‰Wl‹ bt¥g¥gL¤J«nghJ ‘Y’ v‹w fU¥ò ãw nr®k¤ij¤ jU»wJ. ‘X’

k‰W« ‘Y’ v‹gJ --------

3. xU khzt‹ pH jhis¡ bfh©L öa Úç‹ pHI nrhÂ¤jh‹. pH jhŸ g¢ir ãw¤ij¡ fh£oaJ. vYä¢ir gH¢rhiw

ÚçDŸ é£lÃ‹ fh»j« -------ãwkhf kh¿aJ

4. ntÂ vçkiy v‹gJ --------

5.by£ ie£nu£ gof§fismÂf msÎ bt¥g¥gL¤J« bghGJ mJ N2O thÍit¡ bfhL¡»wJ k‰W« mªj thÍé‹ ãw«

6. Ášt® ie£nu£ k‰W« nrhoa« FnshiuL Ú®¡ fiuršfis¡ fy¡F«nghJ ---- ÅHgogoÎ cldoahf¡ »il¡»wJ.

7. mYäåa« ršng£ fiurèYŸs mYäåa cnyhf¤ij J¤jehf« Ïl¥bga®¢Á bra»wJ.

8. g‰Áijit¤ jL¡f eh« ÂdK« gš Jy¡f nt©L«. bghJthf ga‹gL¤j¥gL« g‰gir ----j‹ik bfh©lJ.

9. mÁ£o¡ mäy¤Âš éåf® cŸsJ. jæçš cŸs mäy« -----

10. pH = - log10 [H+]. xU fiurè‹ iA£u#‹ maåæ‹ br¿Î 0.001M våš mj‹ pH kÂ¥ò ----

tpilfs;:

1.Ïl¥bga®¢Á éid 2. Cu, CuO

3. Át¥ò 4. ÁijÎWjš éid

5. brk;gGg;g[ 6. btŸis

7. J¤jehf« mYäåa¤ijél éid¤Âw‹ ä¡fJ 8. fhu¤j‹ik

9. yh¡o¡ mäy« 10.3

TLjy; tpdhf;fs; :

1. mk;Bkhdpak;-il-FBuhBkl; mjpf btg;gepiyapy; rpijt[Wk; BghJ cUthFk; tha[ __________


2. ek; clypd; tsh;rpij khw;wj;jpw;F fhuzkhd mkpyk; ____________

3. kdpj nuj;jj;jpd; pH kjpg;g[ _______

4. XU nul;il cg;g[ _________.

5. bjspe;j Rz;zhk;g[ ePiu ghy; Bghy; khw;Wk; tha[ ___________.

6. ghg; vd;w xypa[ld; vhpaf;Toa tha[ ______.

7. BtjpbghUl;fspd; murd; _______

8. czt[ bghUl;fis ePz;l ehl;fSf;F bflhky; ghJfhf;f gad;gLk; mkpyk; _________.

tpilfs;:-

1. iel;u$d; 5. CO2

2. HCl 6. i#l;u$d;

3. 7.4 7. fe;jf mkpyk;

4. bghl;lh&; gofhuk; 8. Brhoak; bgd;BrhBtl

2 Marks and 5 marks-

1. a. Rz;zhk;g[f;fy;iy R{LgLj;Jk;BghJ

b. bkf;dPrpa ehlhit fhw;wpy; vhpf;Fk; BghJ ve;j tifahd Btjptpidfs; epfGk;?

2. ed;F bjhpe;j rpy bghUl;fspd; PH kjpg;g[ fPBH bfhLf;fg;gl;Ls;sJ.

bghUs; PH kjpg;g[

nuj;jk; : 7.4

rikay; Brhlh : 8.2

tpdpfh; : 2.5

tPl;L cgBahf mBkhdpah : 12

m) ve;j bghUl;fs; mkpyj;jd;ik cilait? M) ve;j bghUl;fs; fhuj;jd;ik cilait?

3. nUk;g[ Mzpia jhkpu ry;Bgl; fiurypDs; itf;Fk;BghJ jhkpu ry;Bgl; Vd; epwk; khWfpwJ? cd; gjpYf;fhd

tpsf;fk; jut[k;.

4.xU fiurypd; i#l;uf;!py; madpapd; brwpt[1.0 x 10-8 mjd; PH kjpg;g[ ahJ?

5.rk ePsKs;s bkf;dPrpak; ehlhit Brhjidf; FHha; A kw;Wk; Bapy; vLj;J bfhs;st[k;. FHha; „A‟ apy; i#l;Buh

FBshrpf; mkpyj;ija[k; FHha; “B” apy; mrpof; mkpyj;ija[k; Brh;f;ft[k; nU mkpyA;fspd; brwpt[k; mst[k; rkk;.

ntw;wpy; ve;j Brhjid FHhapy; tpid mjpf tPhpaj;Jld; eilbgWfpwJ? Vd;?

tpilfs;:-

1. a. rpijt[ tpid b. Brh;f;if tpid

2. m) tpdpfh; M) nuj;jk;, rikay; Brhlh, tPl;L cgBahf mk;Bkhdpah

3. a)nUk;g[ jhkpu ry;Bgl;oy; cs;s jhkpuj;ij nlg;bgah;r;rp bra;tjhy;epwk; khWfpwJ.

b)nUk;g[ jhkpuj;ij tpl tpidjpwd; kpf;fJ.

4. jPh;t[ : -

fiurypy; cs;s i#l;uhf;!py; madp brwpt[ = 1.0x10-8 M

POH = -log10[OH-] = -log10[1x10-8] POH = 8 PH+POH = 14 PH = 14-POH = 14-8 PH = 6 5. 1. FHha; A apy; tpid mjpf tPhpaj;Jld; eilbgWfpwJ.

2. Vbddpy; i#l;Buh FBshhpf; mkpyk; mrpof; mkpyj;ijtpl tpidjpwd; kpf;fJ.

TLjy; tpdhf;fs; :-

1. gpiHfis jpUj;jp vGJf:

m) xU Btjptpidapy; Mf;!p$d; Brh;f;fg;gLjy; xLf;fk; vdg;gLk;.

M) btg;gj;ij Vw;W eilbgWk; tpidfs; btg;gk; ckpH; tpidfs; vdg;gLk;.

1. bghUj;Jf:

mkpyk; K}yk;

rpl;hpf; : jpuhl;ir

lhh;lhhpf; : Mg;gps;

yhf;of; : vYkpr;ir

khypf; : japh;

3. bghUj;Jf:


cg;gpd; tiffs; v.fh

rhjhuz cg;g[ : Pb(OH)Cl

mkpy cg;g[ : bghl;lh&; gofhuk;

fhu cg;g[ : Nacl

nul;ilcg;g[ : NaHSO4

4. CuSO4 + H2S CuS + H2SO4

m. Bkw;fz;l tpidapy; cUthFk; mkpyj;jpd; bgah; …………. (H2S/ H2SO4)

M. nt;tpid …………….. (nul;il rpijt[/eLepiyahf;fy;) tifia rhh;e;jJ.

5. gPf;fhpy; cs;s fiurypy; rptg;g[ ypl;k!; jhis eidf;f mJ ePy epwkhf khWfpwJ.

m. gPf;fhpy; cs;s fiury; ……… (mkpyk;/fhuk;)

M. cdf;F bjhpe;j VBjDk; nU fhuA;fspd; bgah;fis TW.

6. buhl;o Brhlh vd;gJ Bff; kw;Wk; buhl;ofis bkd;ikahdjhf khw;WfpwJ.

m. buhl;o Brhlhtpd; gFjp bghUl;fis vGJf.

M. Bff; kpUJthdjhf khw fhuzkhd tha[ vJ?

TLjy; tpdhf;fs; tpilfs; :

1.

rpl;hpf; - vYkpr;ir

lhh;lhhpf; - jpuhl;ir

yhf;of; - japh;

khypf; - Mg;gps;

2. m) xU Btjptpidapy; Mf;!p$d; Brh;f;fg;gLk; tpid Mf;!p$Bdw;wk; vdg;gLk;.

M) btg;gj;ij Vw;W eilbgWk; tpidfs; btg;gk; bfhs; tpidfs; vdg;gLk;.

3.

cg;gpd; tiffs; v.fh

1.rhjhuz cg;g[ : Nacl

2.mkpy cg;g[ : NaHSO4

3.fhu cg;g[ : Pb(OH)Cl

4.nul;ilcg;g[ : bghl;lh&; gofhuk;

4.m) H2SO4 M) nul;il rpijt[

5. m) fhuk; M) Brhoak; i#l;uhf;i!L mBkhdpak; i#l;uhf;i!L

6. m) rikay; Brhlh + lhh;lhhpf; mkpyk;

M) fhh;gd; -il-Mf;i!L (m) CO2

12. jåk§fë‹ Mt®¤jd tif¥ghL :

1. eÅd jåk tçir m£ltizæš bjhl®fS«, bjhFÂfS« cŸsd. tçirfS«, bjhFÂfS« Kiwna

2. _‹whtJ tçiræš 8 jåk§fŸ cŸsd. mt‰¿š v¤jid mnyhf§fŸ cŸsd?

3. mid¤J¡ fçk¢ nr®k§fS¡F« mo¥gilahd jåk« ------ bjhFÂæš cŸsJ.

4. jhJéèUªJ cnyhfkhdJ yhgfukhdjhf Ãç¤bjL¡f¥gL»wJ. mYäåakhdJ gh¡i[£oèUªJ Ãç¤bjL¡f¥gL»wJ. ÏJ ----

vd miH¡f¥gL»wJ.

5. j§f« v‹w jåkkhdJ nr®kkhf »il¥gJ Ïšiy. ÏJ fh‰W mšyJ ÚUl‹ éidòçtJ Ïšiy. ÏJ ------ ãiyæš cŸsJ.

6. cWÂ¥gL¤Jjš: fh¥g® gh¤Âu§fis öa;ik¥gL¤j¥gléšiy våš g¢ir ãw gok« njh‹W»wJ. fhuz«: Ïªj¥ gok¤Â‰fhd

fhuz« fhu jhäu fh®gnd£.

7. rš~igL jhJit ml®¥Ã¡f¥ ga‹gL« Kiw -------

8. ÏU«ò cnyhf¥ gu¥Ã‹ ÛJ ntW cnyhf¤ij¥ óRtjhš JU¥Ão¤jèš ÏUªJ jL¡fyh«. Ïªj ÏU«Ã‹ ÛJ J¤jehf¤ Jfis

bkšèajhf óÁdhš mj‰F ------ v‹W bga®.

9. vªj cnyhf« ghjur¤Jl‹ nr®ªjhY« mj‰F Ïur¡fyit v‹W bga®. g‰Fêfis mil¥gj‰F ga‹gL« Ïur¡fyit -------

10. (A) cWÂ¥gL¤Jjš : bj®ik£ g‰wit¥ghåš mYäåa¤Jl‹ Fe2O3 ga‹gL»wJ.

tpilfs;: 1. »ilk£l bjhl®fŸ, br§F¤J tçirfŸ 2. 5 mnyhf§fŸ

3. 14tJ bjhFÂæš 4. jhJ

5. jå¤jãiy 6. cWÂ¥gL¤Jjš fhuz« Ïu©L« rç.

7. EiEiu äj¥ò Kiw 8. J¤jehf Kyh« óRjš

9. Ag-Sn Ïur¡fyit 10.cWÂ¥gL¤Jjiy és¡F« tifæš rçahf cŸsJ

TLjy; tpdhf;fs;:

1. etPd Mth;j;jd tpjpia btspapl;lth; …………………..

2. Bkh!;By jdpkA;fis mtw;wpd; ………… mog;gilapy; tifgLj;j Btz;Lk; vd Twpdhh;.

3. mZ vz; vd;gJ …………………

4. etPd Mth;j;jd ml;ltizapy; 5tJ bjhlhpy; cs;s nilepiy jdpkA;fspd; vz;zpf;if ………


5. Kjy; bjhlhpy; cs ;s jdpkA;fspd; vz;zpf;if ………….

6. Kjy; bjhFjp jdpkA;fs; ………………….. jdpkA;fs; vd miHf;fg;gLfpd;wd.

7. bjhFjp 17-y; cs;s jdpkA;fs; ……….. FLk;gk; vdg;gLfpd;wd.

8. jA;fj;jpd; J]a;ikia ………… vd;w myfhy; Fwpg;gpLfpBwhk;.

9. yhe;jidLfs;, Mf;oidL jdpkA;fs; ……….. jdpkA;fs; MFk;.

10. ill;lhdpak; xU a[j;jepkpj;j cByhfk; vdpy; jA;fk; xU ………………… cByhfk;.

11. vy;yh fdpkA;fSk; jhJf;fs; my;y Mdhy; vy;yh jhJf;fSk; ……………………..

tpilfs; : -

1. Bkh!;By 2. mZ vz;

3. P (m) e vz;zpf;if 4. 10

5. 2 6. fhu cByhfA;fs;

7. B#y$d;fs; 8. fhul;

9. cs; nilepiy jdpkA;fs; 10. ehza

11. fdpkA;fBs.


1. cWjpgLj;Jjy;: fhg;gh; ghj;jpuA;fisj; J]a;ikg;Lj;jg;gltpy;iy vdpy; gr;ir epwg;gotk; Bjhd;WfpwJ. fhuzk;:

2. ne;j gokj;jpw;fhd fhuzk; fhuj;jhkpu fhh;gBdl;

m) cWjpg;gLj;Jjy; rhp, fhuzk; rhp

M) cWjpg;gLj;Jjy; rhp fhuzk; rhpapy;iy.

tpil : m. cWjpg;gLj;Jjy; rhp, fhuzk; rhp

2. nUk;g[ JUgpog;gJ thiy toePhpy; elf;Fkh? cd; gjpYf;fhd fhuzj;ij TW.

tpil : JUgpof;Fk;. thiy toePhpy; fiue;j fhw;W nUg;gjhy; nUk;g[ JUgpoj;jy; elf;Fk;.

3. nUk;g[ mlh; HCl kw;Wk; mlh; H2SO4 cld; tpidg[hpfpwJ.Mdhy; mlh;.HNO3 cld; tpidg[hptJ ny;iy.Rhpahd

4. fhuzj;Jld; cd; tpil vGJf.

tpil: nUk;g[ mlh; HNO3 cld; tpidg[hpa[k; BghJ nUk;g[ Mf;irL cUthtjhy; nUk;g[ jd; tpid jpwid

nHf;fpwJ.

4. mYkpdpa cByhff;fyit thD]h;j;jpapd; ghfA;fs; jahhpf;f gad;gLfpwJ. mjw;fhd fhuzA;fis Twt[k;.

tpil: mYkpdpaj;jpd; cByhf fyitfs; Byrhdit nGtpir cs;sJ. mhpg;ig vjph;g;git.

TLjy; tpdhf;fs; :

1. bghUj;Jf : -

cByhfk; - jhJ - tha;ghL

1. mYkpdpak; - fhg;gh;igiul; - Al2O3.2H20

2. jhkpuk; - $pA;f;gbsd;l; - CuFeS2

3. nUk;g[ - ghf;irl; - Fe2O3

4. $pA;f; - B#kill; - ZnS

tpil: -

cByhfk; - jhJ - tha;ghL

1. mYkpdpak; - ghf;irl;; - Al2O3.2H20

2. jhkpuk; - fhg;gh;igiul - CuFeS2

3. nUk;g[ - B#kill; - Fe2O3

4. $pA;f; - $pA;f;gbsd;l; - ZnS

2. bghUe;jhjtw;iw Bjh;e;bjLf;ft[k; : -

m) thh;g;gpUk;g[, BjdpUk;g[, v|F, lA;!;ld; v|F

M) gpj;jis, btz;fyk;, b$h;kd;, bkf;dhypak;

tpil :- m) lA;!;ld; v|F M) bkf;dhypak;

3. Bfhol;l nlj;ij epug;g[f:-

m) ghj;jpuA;fs; kw;Wk; btl;Lk; fUtpfs; bra;a …………… gad;gLfpwJ.

M) cByhf mhpkhdk; vd;gJ……….. epfH;thFk;.

tpil :- m) JUgpof;fhj v|F M) kpd;Btjp tpid.

4. bghUj;Jf:-

jdpkA;fs; - gad;fs;

m) nUk;g[ - 1 jhtu gr;irak;

M) fhy;rpak; - 2 tpl;lkpd; B12

n) Bfhghy;l; - 3 nuj;j epwkp

N) Bkd;rPdPrpak; - 4 vYk;g[ gw;fs;

tpil:- m – 3, M-4, n -2, N) -1.


5. bghUj;Jf:-

jhJf;fs; - cByhfA;fs;

1 B#kill; - m) mYkpdpak;

2 Fg;iul; - M) nUk;g[

3 ghf;irl; - n) jhkpuk;

tpil:- 1 – M, 2-n, 3 -m.

13. fh®gD« mj‹ nr®k§fS«

1. (A) cWÂ¥gL¤Jjš : fçk¢nr®k§fëš cŸs Ãiz¥òfŸ rf¥Ãiz¥ò¤ j‹ik cilait.

(R) fhuz« : rf¥ Ãiz¥ghdJ mQéYŸsvy¡£uh‹fŸ g§»l¥gLtjhš c©lh»wJ.

bfhL¡f¥g£LŸs fhuz« cWÂ¥gL¤Jtj‰F nghJkhdjhf cŸsjh?

2. (A) cWÂ¥gL¤Jjš :itu« v‹gJ fh®gå‹ fodkhd òwnt‰Wik tot« MF«.

(R) fhuz« :itu¤ÂoYŸs fh®g‹ eh‹K» tot« cilaJ. bfhL¡f¥g£LŸs cWÂ¥gL¤JjY¡F fhuz« rçahf cŸsjh?

3. g¡äå°l® òšyhç‹ -----‹ òwnt‰Wik tot«.

4. »uh~ig£ mnyhfkhf ÏUªjhY« ä‹rhu¤ij¡ fl¤J»wJ. ÏJ _____ ‹ fhuzkhf fl¤J»wJ

5. Û¤njå‹ tha;¥ghL CH4. mjid¤ bjhlU« mL¤j C2H6 <¤nj‹. ÏJ Ïu©o‰FKŸs bghJthd ntWghL --------

6. mšif‹ FL«g¤Âš cŸs Kjš nr®k¤Â‹ IUPAC bga® -------

7. MšoiAL bjhFÂæš vªj éidbraš bjhFÂ ÏWÂæš cŸsJ.

8. nrhjid¡ FHhæš it¡f¥g£LŸs X v‹w Âl¥bghUis mÁ£o¡ mäy¤Jl‹ nr®¤J NLgL¤J« nghJ Y v‹w ãwk‰w, kzk‰w

thÍ btëtU»wJ. Ïªj thÍ R©zh«ò Úiu ghš nghy kh‰W»wJ. X k‰W« Y-I¡ f©LÃo (bga® mšyJ tha;ghL),

tpilfs; : 1. Mk; 2. ny;iy

3. fh®g‹ 4. jå¤j vy¡£uh‹fŸ

5. CH2 6. <¤ij‹

7. CHO 8. X=Na2CO3 Y=CO2

TLjy; tpdhf;fs; :

1. a{hpahit Kjd;Kjypy; Ma ;tfj;jpy; jahhpj;jth; ………………

2. fhh;gdpd; nizjpwd; …………………….

3. vj;jpy; My;f#hypd; IUPAC bgah; vJ? (vj;jdhy;,bkj;jdhy;,vj;jBdy;)

4. gof totk; cs;s fhh;gd; : ituk; gof totk; mw;w fhh;gd; ………………………

5. fhh;gdpd; g[wBtw;Wik totA;fspd; fhy;ge;J totpy; cs;sJ

6. fhh;gdpy; cs;s gpizg;gpd; jd;ik ……………………

7. mrpl;of; mkpyj;jpd; IUPAC bgah; ……………….

tpilfs; : 1. B#hyh; 2. 4

3. vj;jdhy; 4. epyf;fhp

5. gf;kpdp!;lh; g[y;yh; 6. Ra rfgpizg;g[

7. vj;jdhapf; mkpyk;


1. ituk; mjDila g[wBtw;Wik totA;fSld; xd;whFk;.mjd; fodj;jd;ikf;fhd fhuzk; TWf.

tpil:- ituj;jpy; cs;s xt;bthU fhh;gd; mZt[k; kw;w ehd;F fhh;gd; mZf;fSld; gpizg;g[w;Wf;fhd Kg;ghpkhd

mikg;ig bgWfpwJ.

2. vj;jdhy; mlh;.H2SO4 cld; g[hpa[k; tpid fPBH bfhLf;fg;gl;Ls;sJ.

H2SO4

CH3CH2OH ------- CH2=CH2 + H2O

443 K X m) Brh;kk; X bgaiu vGJf.

M) Brh;kk; X epiwt[w;w i#l;Buh fhh;gdh?

tpil :- m) X vd;gJ vj;jpypd;

M) Mk; epiwt[whj i#l;Buh fhh;gd;.

3. thf;fpag;gpiHia jpUj;jp vGJf.

kPj;Bjd; K}yf;Twpy; cs;s ehd;F gpizg;g[fSk; madpg;gpizg;g[fs;

tpil:- 1. kPj;Bjd; K}yf;Twpy; cs;s ehd;F gpizg;g[fSk; rfg;gpizg;g[fs;.

4. Bfhol;l nlA;fis epug;g[f:-

m) fhh;gdpd; nizjpwd; …………………….

M) fHpt[g;ghfpypUe;J vj;jdhy; jahhpf;fg; gad;gLk; Ez;Zaphp ………………….

tpil:- m) 4 M) N!;l;


tphpthd tpdh:

1. a) vj;jdhypd; gad;gLfis TWf (any two)

b) vj;jdhy; fhh;gBdl;L, igfhh;gBdl;LfSld; tpidfis vGJf

2. CWfha; gjg;gLj;jYf;Fg; gad;gLk; A vd;w fhpk Brh;kj;jpd K}yf;TWtha;g;ghL C2H4O2 nr;Brh;kk; vj;jdhYld;

tpidg[hpe;J ndpa kzKila Brh;kk; B-Ij;jp jUfpwJ.

i) Brh;kk; A kw;Wk; B-I fz;Lgpo.

ii) nk;Kiwapd; bgaiu vGjp mjd; Btjpr; rkd;ghl;il vGJf.

tpil : A-mrpl;of; mkpyk; B-vj;jpy; mrpl;Bll;

nk;Kiwapd; bgah; : v!;luhf;Fjy; tpid.

Btjptpid : mlh; H2SO4

CH3COOH + HO-CH2CH3 --------- CH3COOC2H5 + H2O

15.tpira[k; naf;f tpjpfSk;

1. xU bghUspd; KLf;fj;jpw;Ff; fhuzk; _______.

2.ce;j khWghl;L tPjj;jpw;Fr; rkkhd naw;gpay; mst[ _______.

3.Xa;t[ epiyapy; cs;s fdkhd bghUspd; cw;jk; _____.

4.g[tpg;gug;gpy; 50 fp.fp epiwa[s;s kdpjdpd; vil _______.

5.capup bjhHpy;El;g Crp kUe;Jfisf; Fspur; bra;a[k; Fspup bjhHpy;El;g mikg;g[fs; ____.

6.epa[{l;ldpd; Kjy; tpjp _________

7. P = mv vd mwpKfg;gLj;jpath;_______

8.re;jpuhad;-I,re;jpuhad;-II ntw;wpd; jpl;l naf;Feh; _____

tpilfs;:

1.rkd; bra;ag;glhj tpir. 2.tpir.

3.RHp. 4.490N.

5.iel;u$d; 6.epiyk tpjp

7.epa{l;ld; 8.kapy;rhkp mz;zhJiu

2 kjpg;bgz;fs;

1.Bfhol;l nlA;fis epug;g[f.

m) tpir=epiwXKLf;fk; vdpy; ce;jk;=______.(epiw X jpirBtfk;)

M)jput i#l;u$d; nuhf;bfl;oy; gad;gLfpwJ vdpy;____MRI glk; gpoj;jypy; gad;gLfpwJ. (jput #Pypak;)

2.re;jpuhad;-1 jpl;lj;BjhL bjhlh;g[ila rpy epWtdA;fspd; bgah;fs; fPBH bfhLf;fggl;Ls;sd. Mdhy; rpy bgah;fs;

mBjhL bjhlh;gpy;yhjit. bjhlh;gpy;yhj epWtdA;fspd; bgah;fisg; gl;oaypLf. (ne;jpa tpz;btsp Ma;t[ ikak;, ghgh

mZ Muha;r;rp ikak;,ehrh tpz;btsp ikak;,IBuhg;gpa tpz;btsp Tl;likg;g[ epWtdk;, cyf Rfhjhu ikak;, vz;bza;

vhptha[f; fHfk;)

tpil: ghgh mZ Muha;r;rp ikak;, cyf Rfhjhu ikak;, vz;bza; vhptha[f; fHfk;.

3.fPH;fhZk; Tw;Wfspy; jtWfs; VJkpUg;gpd; jpUj;Jf.

m)xU epa{l;ld; tpir vd;gJ xU fpuhk; epiwa[s;s bghUspy; 1ms -1 KLf;fj;ij Vw;gLj;Jk; tpirapd; msitf; Fwpf;Fk;.

M)tpida[k; vjphtpida[k; vg;BghJk; xBu bghUspd;kPJ bray;gLk;.

tpil: m)xU epa{l;ld; tpir vd;gJ xU fpByhfpuhk; epiwa[s;s bghUspy; 1ms -1 KLf;fj;ij Vw;gLj;Jk; tpirapd;

msitf; Fwpf;Fk;.

M)tpida[k; vjph;tpida[k; vg;BghJk; nU BtWgl;l bghUs;fspd; kPJ bray;gLk;.

4.nlq;RHpj;jpUg;g[j;jpwid______________FwpapYk;,tyq;RHpj; jpUg;g[j;jpwid__________FwpapYk; Fwpg;gpLtJ kug[. (Beh;, vjph;)

5.A.cWjpg;gLj;J: jput iel;u$d; gy Fsphp gad;ghLfspy; Kf;fpakhdJ MFk;.

R.fhuzk; : nJ ehLfspilBa vspjpy; bgw naYtJ ny;iy.m) A.rup R.rup M)A.jtW R.rup n)A.rup R.jtW

N)nuz;Lk; jtW tpil: n) A.rup R.jtW

6.5N 5N

a)ne;j tpirfspd; bjhFgad; (RHp).

b)ge;J efUkh? efuhJ.

7.2 fp.fp epiwa[s;s bghUspd; kPJ 4ms-2 KLf;fj;ij Vw;gLj;Jk; tpir,3fp.fp epiwapd; kPJ 2 ms-2 KLf;fj;ij Vw;gLj;Jk;

tpir. ntw;Ws; vJ bghpaJ?

tpil :tpir F1=m1a1 tpir F2=m2a2

m1=2 fp.fp m2=3 fp.fp

a1=4 ms-2 a2=2 ms-2

F1=2 X 4=8N F2=3 X 2 = 6N

vdBt, 2fp.fp epiwa[s;s bghUspd; kPJ 4 ms-2 KLf;fj;ij Vw;gLj;Jk; tpir bghpaJ.

8.F = Gm1m2/d2 vd;gJ epa{l;ldpd; Nu;g;gpay; tpjpapd; fzpj totk;.epa{l;ldpd; Nu;g;gpay; tpjpapid thu;j;ijfspy; vGJf.


tpil: mz;lj;jpYs;s xt;bthU bghUSk; kw;w bghUs;fis mtw;wpd; epiwfspd; bgUf;fw;gyDf;F Beu;j;jftpYk;,

nilj;bjhiytpd; nUkof;F vjpu;j;jftpYk; mike;j tpira[ld; Nu;f;Fk;.

9. Fsphpj;bjhHpy; El;gj;jpd; Kf;fpakhd gad; Fsphp vhpbghUs; MFk;. Fsphp vhpbghUs; vd;gjd; bghUis czh;j;Jf.

Fsphp vhpbghUs; vd;gJ jput Fspup tha[f;fshFk;. nit kpff; Fiwe;j btg;gepiyiag; bgw gad;gLfpwJ.(v.fh) jput

i#l;u$d;, jput iel;u$d;, jput #Pypak;.

10.Jg;ghf;fp RLk;BghJ Fz;od; kPJ Kd;Bdhf;F tpir bray;gLfpwJ. Jg;ghf;fpapd; kPJ gpd;Bdhf;fpa naf;fk; Vw;gLfpwJ.

Vd;? tpil: i)epa{l;ldpd; 3-Mk; tpjpg;go, Jg;ghf;fp RLk;BghJ Fz;L Kd;Bdhf;fpg; gha;tJ tpid MFk;.

ii)njw;F rkkhd vjpu;tpira[ld; Fz;L Jg;ghf;gpiag; gpd;Bdhf;fpj; js;StJ vjpu;tpid MFk;.

iii)nJ Jg;ghf;fpapd; gpd;dpaf;fj;jpw;F fhuzkhfpwJ.

11)glj;ij cw;W Behf;fp tpil vGJt[k;

(m) A juhR B juhrpd; kPJ brYj;Jk; tpir tpid vdg;gLk;.

(M) B juhR A juhrpd; kPJ brYj;Jk; tpir vjpu;tpid vdg;gLk;

12.Bfhol;l nlA;fis epug;g[f

m)ce;jj;jpd; myF Kgms-1 vdpy; tpirapd; myF______(epa[{l;ld;)

M) xU bghUspy; cs;s gUg;bghUs; mst[ epiw vdpy; xU bghUspd; kPJ bray;gLk; Nh;g;gpay; tpir mst[______ (vil)

13.fhw;W ny;yhj epiyapy; midj;Jg; bghUs;fSk; rk Btfj;jpy; fPBH tpGfpd;wd.nf;Tw;iw epahag;gLj;Jf.

1)Nh;g;g[ fhuzkhf fPBH tPGk; bghUspd; naf;f Btfj;ij fhw;Wj;jil kl;LBk Fiwf;fpwJ.

2)vdBt,fhw;W ny;yhj nlj;jpy; fdkhd fy; xd;iwa[k; thd;Fil kpjit xd;iwa[k; xBu Beuj;jpy; tpHr; bra;jhy;

nuz;Lk; rk Btfj;jpy; tpGk;.nij fypypBah fz;lwpe;jhh;.

5 kjpg;bgz;fs;

m. epa{l;ldpd; Kjy; tpjp tpirapd; gz;ig tpsf;FfpwJ. nf;Tw;iw epahag;gLj;Jf.

M. 10 fp.fp 20 fp.fp epiwa[s;s bghUl;fs; KiwBa 10ms-1

,5ms-1Btfj;jpy; bry;tijg; glk; fhl;LfpwJ.mit

Bkhjpf;bfhs;fpd;wd.Bkhjypd; BghJ mit bjhl;Lf; bfhs;Sk; Beuk; 2 tpdhofs;.BkhjYf;Fg;gpd; mit KiwBa 12ms-1

,

4ms-1Btfj;jpy; bry;fpd;wd vdpy; F1 ,F2 ntw;iwf; fhz;f.

F1 F2

10m/s 5m/s 12m/s 4m/s

2. m. tpd;btsp epiyaA;fs;, ePz;lehs; tpd;btspapy; jA;Ftjhy; kdpj clypy; Vw;gLk; tpist[fis Muhag;

gad;gLj;jg;gLfpd;wd. nf;Tw;wpid epahag;gLj;Jf.

M. F = Gm1 m2 / d2 vd;gJ epa{l;ldpd; Nh;g;gpay; tpjpapd; fzpj totk;. epa{l;ld; Nh;g;gpay; tpjpapid thh;j;ijfspy; vGJf.

3.epa{l;ldpd; Kjy; tpjpia vLj;Jf;fhl;Lld; tpsf;Ff. (m)epa{l;ldpd; naf;ftpay; Kjy; tpjpia xU rupahd

vLj;Jf;fhl;Lld; tpsf;Ff.

4.re;jpuhadpd; rhjidfs; ahit?

16.kpd;Bdhl;ltpaYk; Mw;wYk;

1.20 Xk; kpd;jila[s;s fk;gpapy; 0.2A kpd;Bdhl;lk; cUthf;fj; Bjitg;gLk; kpd;dGj;j BtWghL________.

2.nU kpd;tpsf;Ffspd; kpd;jilfspd; tpfpjk; 1:2. mit bjhluhf xU Rw;wpd; nizf;fg;gLfpd;wd vdpy; mit vLj;Jf;

bfhs;Sk; Mw;wy;fspd; tpfpjk; _______.

3.fpByhthl; kzp vd;gJ _____d; myF MFk;.

4.xj;j epge;jidfspy; ______ gug;g[ kw;w gug;g[fis tpl mjpf btg;gj;ij cl;fth;fpwJ.

5.naw;iff; fjpupaf;fj; jdpkj;jpd; mZ vz;______.

6.E kpd;dpaf;F tpir cila ehd;F kpd;fyd;fs; gf;f nizg;gpy; kpd;fydhf bray;gLfpwJ.kpd;fyd;fspd; bjhFgad;

kpd;dpaf;F tpir______

7.ildBkhitf; fz;Lgpoj;jth;________

8.Kjy; kpd;fyj;ij cUthf;fpath;_____

9.bghUspd; fjphpaf;fr; braypy; fhzg;gLk; K}tif fjph; tPr;Rf;fs;__

10.kpd;D]l;lj;jpd; SI myF _____

11.kpd;dhw;wypd; myF____

12.kpd;dhw;wyhf khw;wg;gLk; btg;g Mw;wiy cz;lhf;f vhpbghUs; vhpf;fg;gLtJ_____

13.1 fpByh thl; vd;gJ_____

tpil:

1.4V. 2.1:2

3.kpd;dhw;wy;. 4.fUg;g[.

5.82 I tpl mjpfk;. 6. E/4

10

kg

20

kg

20

kg

20

kg 10

kg

10

kg


7. ikf;Bfy; ghuBl 8. Bthy;lh

9. ,, 10. TYk;

11. fpByhthl;kzp 12. mdy; Mw;wy; Tlk; 13. 1000 thl;Lf;fs;

2 kjpg;bgz;fs;

1. fPH;fhZk; Tw;Wfspy; Xk; tpjpBahL bjhlh;gpy;yhjij vGJf.

m)kpd;Bdhl;lk;/kpd;dGj;j BtWghL=khwpyp

M)kpd;dGj;j BtWghL/kpd;Bdhl;lk;=khwpyp

n)kpd;Bdhl;lk;=kpd;jilX kpd;dGj;j BtWghL

tpil: m)kpd;Bdhl;lk;/kpd;dGj;j BtWghL=khwpyp

n)kpd;Bdhl;lk;=kpd;jilX kpd;dGj;j BtWghL

2. epug;g[f. m)kpd;dGj;j BtWghL : Bthy;l; kPl;lh; vdpy; kpd;Bdhl;lk; : _________(mk;kPl;lh;)

M)ePh;kpd;epiyak;; : kug[rhh; Mw;wy;, vdpy; R{hpa Mw;wy;: _____(kug[ rhuh Mw;wy;)

3. kug[rhuh Mw;wy; K}yA;fspd; bgah;fs; fPBH jug;gl;Ls;sJ. mtw;Ws; rpy jtW. jtwhdtw;iwg; gl;oaypLf.

(fhw;W Mw;wy;, R{hpa Mw;wy;, ePh;kpd; Mw;wy;, mZf;fU Mw;wy;, miy Mw;wy; g[tp-mdy; Mw;wy;)

tpil: (fhw;W Mw;wy;,; ePh;kpd; Mw;wy;, miy Mw;wy; g[tp-mdy; Mw;wy;)

4. fPH;fhZk; Tw;Wfspy; cs;s jtWfisj; jpUj;Jf.

m) rpwe;j Mw;wy; K}yk; vd;gJ Xh; myF epiwf;Ff; Fiwe;j mst[ Btiy bra;af; ToaJ.

M)gad;gLj;jf; Toa totpy; cs;s Mw;wiy kPz;Lk;,kPz;Lk; ehk; gad;gLj;jyhk;.

tpil: m) rpwe;j Mw;wy; K}yk; vd;gJ Xh; myF epiwf;Ff; mjpf mst[ Btiy bra;af; ToaJ.

M)gad;gLj;jf; Toa totpy; cs;s Mw;wiy kPz;Lk;,kPz;Lk; ehk; gad;gLj;j KoahJ.

5. vspikahd FwpaPLfisg; gad;gLj;jp xU kpd;Rw;wpd; gy;BtW cWg;g[fis nizj;Jg;bgwg;gLk; glk;

kpd; Rw;Wg;glk; vdg;gLk;.gy;BtW cWg;g[fs; vd;gij vt;thW g[hpe;J bfhs;syhk;.

kpd; cWg;g[fs; FwpaPL

kpd;fyk;

Bgl;lhp(m) kpd;fyj;

bjhFg;g[

rhtp(jpwe;jJ)

rhtp (K}oaJ)

kpd;jil

kpd; cWg;g[fs; FwpaPL

kpd; tpsf;F

kpd;jil

fk;gp nizg;g[

Mk;kPl;lh;

Bthy;l; kPl;lh;

6.fhkhf;fjph;fs; naw;iff; fjphpaf;fj; jdpkA;fshy; btsptplg;gLk; Mgj;jhd fjph;tPr;rhFk;

m) naw;iff; fjphpaf;fj; jdpkA;fs; btsptpLk; BtW fjph;tPr;Rfs; ahit?

M)fPH;fhZk; Tw;Wfis BkBy brhy;Yk; fjph;tPr;RfBshL bjhlh;g[gLj;jp ml;ltizapL

1) mit kpd;fhe;j fjph;tPr;R 2) mit mjpf CLUt[jpwd; bfhz;lit

3) mit vyf;l;uhd;fs; 3) mitepa{l;uhdfisg; bgw;wpUf;fpd;wd.

tpil: m) My;gh fjph;fs; () kw;Wk; gPl;lh fjph;fs;()

gz;g[fs;

kpd;fhe;j fjph;tPr;Rfs;

CLUt[k; jpwd; Fiwt[ -it tpl mjpfk; kpf mjpfk;

vyf;l;uhd;fs; _ vyf;l;uhd;fs; _

epa[{l;uhd;fs; _ _ epa[{l;uhd;fs;


7.1.5V kpd;dpaf;Ftpir bfhz;l nUkpd;fyd;fs; 5 Xk;,10Xk;,15Xk; kpd;jilfs; kw;Wk; rhtp ntw;iwj; bjhluhff; bfhz;l

xU Rw;Wg; glj;jpid tiuf.

8.kpd; cUfp______cByhff; fyitahy; Md fk;gp MFk;. nJ mjpf kpd;jiliaa[k;_____cUF epiyiaa[k; bfhz;lJ.

tpil: 1)37% fhhPak; ,63% Nak; 2)Fiwe;j

9.milg;g[f; Fwpf;Fs; bfhLf;fg;gl;Ls;s brhw;fspy; chpadtw;iwj; Bjh;e;bjLj;J fPH;fhDk; ml;ltizia epug;g[f.

(Jj;jehfk;,jhkpuk;,fhh;gd;,fhhPak;,fhhPa il Mf;irL,mYkpdpak;)

Beh;kpd;tha; Bldpay; kpd;fyd; jhkpuk;

vjph;kpd;tha; Byf;yhq;rp kpd;fyd; Jj;jehfk;

10.Bthy;lh kpd;fyk; fPBH jug;gl;Ls;sJ. A,b,c,d vdk; Fwpaplg;gl;l ghfA;fisf; Fwpf;ft[k;.

11.fhhPa mkpy Brkf;fyd; glk; tihe;J a,d,c,d vdf; Fwpaplg;gl;l ghfA;fisf; Fwpf;ft[k;.

12.bghUj;Jf:

1)ikf;;Bfy; ghuBl - Kjy; kpd;fyk;(iv)

2)$hu;$; irkd; Xk; - fjpupaf;fk;(iv)

3)Bthy;lh - ildBkh(i)

4)i#d;wp bgf;bfhuy; - Xk; tpjp(ii)

13.mD ciyapypUe;J jPA;F tpistpf;Fk; fjph;fs; Bjhd;Wfpd;wd.nit caphpdA;fs; ghjpf;fhky; nUf;f Kd;bdr;rhpf;if

Btz;Lk;.me;j Kd;bdr;rhpf;iffs; nuz;il vGJf .

i)fjphpaf;fg; bghUs;fis joj;j Rth; fhhPa fyd;fspy; itf;f Btz;Lk;.

ii)Mgj;Jg; gFjpfspy; fhhPa BkyA;fpa[k;,fhhPa ifa[iwa[k; mzpa Btz;Lk;.

14.bghUj;Jf:

1)kpd;Bdhl;lk; - Bthy;l;

2)kpd;dGj;j BtWghL - Xk;

3)kpd;jil - thl;

4)kpd; jpwd; - Mk;gpah;

15.bghUj;Jf

1)$~y; btg;g tpjp - V=IR

2)Xk; tpjp - uhz;l;$d;

3)bjhlh; nizg;g[ - H=I2RT

4)gf;f nizg;g[ - R1+R2+R3

5)fjph; tPr;R - 1/R1+1/R2+1/R3

16.92U235 cld; Md mZf;fUg;gpst[ tpidia Fwpg;gpLf.

tpil: 92U235

+ 0 n1 56Ba

141 + 36 Kr

92 + 3 0n

1 + 200 Me V.

17. 5,10,30 kpd; jilfs; xU Rw;wpy; gf;f nizg;gpdy; nizf;fg;gl;Ls;sd .Rw;wpd; kpd; jil fhd;f.

R1 =5, R2 =10, R3 =30, nit gf;f nizg;gpy; cs;sd.

1/RP = 1/R1+1/R2+1/R3

1/RP = 1/5+1/10+1/30

= 6+3+1/30

= 10/30

= 1/3

RP = 3 .


17.kpd;Bdhl;lj;jpd; fhe;j tpist[k; xspapaYk;

1.Moapy; cUthFk; cUtg;bgUf;fk; 1/3 vdpy;, me;j Moapd; tif______.

2.xU fk;gpr;RUBshL bjhlu;g[ila fhe;jg;ghak; khWk; Bghbjy;yhk; mr;Rw;wpy; kpd;dpaf;F tpir cUthFk; epfH;t[ ______.

3.cByhff; flj;jpapy; gha[k; kpd;Bdhl;lk; mjidr; Rw;wp ____ I cUthf;Fk;.

4.ghu;itg;g[yk; bgUk; msthf miktJ ____.

5.10 br.kP Ftpaj;JhuKs;s Ftp byd;rpypUe;J 25 br.kP bjhiytpy; bghUs; itf;fg;gLfpwJ. gpk;gj;jpd; bjhiyt[ _____.

6.fz; byd;!; vd;gJ______

7.bjhiyJ]uj;jpw;F kpd;jpwd; mDg;g[tjpy; Fiwe;j Mw;wy; nHg;gpy; mDg;g Kf;fpa gA;F tFg;gJ____

8.fhe;jj;ijg; gad;gLj;jp kpd;dhw;wiy cUthf;Ftjpy; g[J Rfhg;jk; gilj;jth;______

9.btw;wplj;jpy; xspapd; bgUkj;jpirBtfk;____

tpil: 1.FHp Mo 2.kpd;fhe;jj; Jhz;ly; 3.fhe;jg; g[yk;

4.Ftp Moapy; 5.16.66 br.kP. 6. nU Ftpa byd;R

7. AC 8. |ghuBl 9. 3 X 10 8 ms-1

1.Bfhol;l nlA;fis epug;g[f:

m)Bkhl;lhh; : epiyf; fhe;jk;, thzpg uPjpapyhd Bkhl;lhh;_____(kpd;fhe;jk;)

M)Ftpaj; bjhiyt[: kPl;lh;,jpwd; ____(ilahg;lh;)

2.gpd;tUk; thf;fpaj;jpy; gpiHfspUg;gpd; jpUj;jt[k;:

m)fhe;jg;g[yk; vz;kjpg;g[k;,jpir kjpg;g[k; bfhz;l mst[.

M)fhe;j tpirf;BfhLfs; fhe;j tlKidapy; bjhlA;fp bjd;Kidapy; Koa[k;.

3.flj;jpbahd;wpd; tHpBa xU jpirapy; kpd;Bdhl;lk; gha[k; BghJ fhe;j Crpapd; tlKid fpHf;F Behf;fp tpyfy;

milfpwJ.kpd;Bdhl;lk; vjph;jpirapy; gha[k;BghJ Bkw;F Behf;fp tpyfyilfpd;wJ.njdpd;Wk; eP mwptijf; TW.

kpd;Bdhl;lk; gha;thy; Bjhd;Wk; fhe;jg[yj;jpd; jpir,kpd;Bdhl;lj;jpd; jpiriar; rhh;e;jJ vd mwpe;J bfhs;syhk;.

5.gpd;tUk; fjph;tiuglk; FHppahoapy; gpk;gk; Bjhd;Wtijf; Fwpf;Fk;.

m)mjpYs;s jtiwf; fz;L,rhpahd fjph; tiuglk; tiuglk; tiuat[k;.

M)cd; jpUj;jj;jpw;fhd tpsf;fk; jut[k;.

M)FHp Moapd; Kf;fpaf; Ftpaj;jpd; tHpBa bry;Yk; gLfjph;,vjpbuhspg;g[f;Fg; gpd; Kjd;ik mr;Rf;F nizahfr; bry;Yk ;.

6.Bghf;Ftuj;Jf; fl;Lg;ghl;L tpsf;Ffspy; ____ epw tpsf;Fg; gad;gLj;Jtjd; fhuzk; mjd; ___miy ePsk; MFk;.(rptg;g[,

mjpf)

7.fPH;f;fz;ltw;iwf; Fwpf;Fk; fz;zpd; ghfA;fis vGJf.

m)fz; ghitiaf; fl;Lg;gLj;Jk; nUz;l jirg;glyk;____.(Iup!;)

M)fz;zpy; bghUspd; gpk;gk; cz;lhFk; gug;g[_____.(tpHpj;jpiu)

8.ikBahgpah vd;gJ fz;zpy; xsptpyfypy; Vw;gLk; fpl;lg;ghu;it FiwghL MFk;. Rupahd jpwDs;s FHpbyd;R bfhz;L

nf;Fiwiar; rupbra;ayhk;.

m)nBj tifahd BtW nuz;L tiff; FiwghLfisf; Fwpg;gpLf.

M)mtw;iwr; rup bra;a[k; tpjj;ij czu;j;Jf.

tpil:: m) i)i#gu; bkl;Buhgpah-Jhug;ghu;it

ii)gpu!;igBahgpah- tpHp Vw;gikt[ jpwd; FiwghL.

M) i) Jhug;ghu;it jFe;j Ftpbyd;!; fz;zhoiag; gad;gLj;jp rup bra;ayhk;.

ii)gpu!;igBahgpahit nU Ftpaf; fz;zhoiag; gad;gLj;jp rup bra;ayhk;.

9.m)fPH;f;fz;l glj;jpy; ve;j fhe;j Crp fhe;jg;g[yj;jpd; jpiria rupahff; fhl;LfpwJ? „a‟ vd;w fhe;j Crp.

M) thdpay; Ma;thus; xUtUf;F thdk; Cjhtpw;Fg; gjpyhf nUz;L fhzg;gLfpwJ. fhuzk; jUf.

i)tspkz;lykw;w gFjpapy; xspr;rpjwy; eilbgWtjpy;iy

ii)vdBt, thzpay; Ma;thsUf;F thdk; nUz;L fhzg;gLfpwJ.

10. bghUe;jhj xd;iw fz;Lgpof;ft[k;.

m)gLBfhzk;, tpyF Bfhzk;, kPs; Bfhzk;, brA;Bfhzk;. (brA;Bfhzk;)


M)Ftp Mo, FHp byd;R, rkjs Mo, Ftpbyd;R. (rkjs Mo)

11.xU FHpbyd;rpd; FtpaJhuk; 2kP vdpy; byd;rpd; jpwd; fhz;f.(Fwpg;g[ :p=1/f)

Ftpaj;Jhuk; f = -2kP

| byd;rpd; jpwd; p =1/f=1/-2

p= -0.5 ilahg;lu;.

12. bghUj;Jf

i) Iup!; - tpHpf;Bfhsk; ePs;tJ

ii) fhu;dpah - nUz;l jir glyk;

iii)fpl;lg;ghu;it - tpHpj;jpiu

iv)mz;lj;jpd; taJ - tpHpbtz; glyk;

v) fz; byd;!; - #g;g[s; Ma;t[

tpilfs;:

i) Iup!; - nUz;l jir glyk

ii) fhu;dpah - tpHpbtz; glyk

iii)fpl;lg;ghu;it - tpHpf;Bfhsk; ePs;tJ

iv)mz;lj;jpd; taJ - #g;g[s; Ma;t[

v) fz; byd;!; - tpHpj;jpiu

13.m)------ ve;jpu Mw;wiy kpd;dhw;wyhf khw;WfpwJ. (kpd; naw;wp)

M)------ kpd;dhw;wiy ve;jpu Mw;wyhf khw;WfpwJ. (kpd; Bkhl;lhu;)

14.kiHf;F gpd; rpy BeuA;fspy; thdj;jpy; ehk; thdtpy;iyf; fhz;fpBwhk;.

m) epwkhiy vd;why; vd;d?

M) epwkhiyapd; epwA;fspd; tupiria vGJf.

tpil: m)epwA;fspd; bjhFg;g[ epwkhiy vdg;gLk;

M)Cjh,fUePyk;,ePyk;,gr;ir,kq;rs;,Muq;R,rptg;g[ (VIBGYOR)

15.xU FHpbyd;rpd; Ftpaj;Jhuk; 15br.kP, 10 br.kP bjhiytpy; gpk;gk; cz;lhf bghUs; byd;rpypUe;J vt;tst[ bjhiytpy;

itf;fg;gl Btz;Lk;?

jPh;t[: v=-10brkP, f=15brkP, u=?

1/v-1/u=1/f

1/v=1/-10 - 1/-15

1/u=-3+2/30=-1/30

u=-30brkP

vdBt byd;rpypUe;J bghUspd; bjhiyt[ 30brkP.

5 kjpg;bgz;fs; :

1.m)Kg;gl;lfj;jpy; xsp tpyfy; glk; tiue;J ghfA;fis Fwpf;ft[k;

M)ituj;jpd; xsp tpyfy; vz;2.42 xspapd; jpirBtfj;ijg; bghUj;J

nr;brhw;bwhlhpd; bghUs; ahJ?

2.m) mUfpy; cs;s glj;ij kPz;Lk; tiuf.

(AC kpd; naw;wp)(DC kpd; naw;wp)

M)ng;glk;.Fwpg;gpLtJ______

n)glj;jpd; Kf;fpakhd ghfA;fisf; Fwpf;ft[k;.

N)nr;rhjdk; vj;jj;Jtj;jpd; mog;gilapy; bray;gLfpwJ.

c)nr;rhjdj;jpy; kpd;Bdhl;lj;jpd; jpirfhZk; tHpia czh;j;Jf.

131 10 science min material tm

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